Canon LV-7575 LV-7575 EXPAND SERIAL COMMAND FUNCTIONAL SPECIFICATIONS - Page 39

Status Read Command, Format, Transfer Example, Operation Condition, Image Status Read Command,

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LV-7575 Expand Serial Command Functional Specifications 9 Status Read Command 9.1 Format 1) PC issues commands in format as below: "CR_ COMMAND" [CR] Command: String 2) When projector receives the appropriate command, it returns the required data as a string. "000_" %1 [CR] %1: Required Data (String) 3) When the received data cannot be decoded, the projector returns "?" [CR] 9.2 Transfer Example Get total dots of projector by Expand Serial Commands PC → PJ: "CR_TDOTS" [CR] PC ← PJ: "000_1344" [CR] 9.3 Operation Condition Basically it should be always operated. 9.4 Image Status Read Command 9.4.1 CR_BRIGHT Command Command "CR_BRIGHT" [CR] Details Get user controlled value of Brightness Acceptable Response %1 "000_%1" [CR] "000 - 063" Unacceptable "?" [CR] 9.4.2 CR_CONT Command Command "CR_CONT" [CR] Details Get user controlled value of Contrast Acceptable "000_%1" [CR] Response %1 "000 - 063" Unacceptable "?" [CR] 9.4.3 CR_COLOR Command Command "CR_COLOR" [CR] Details Get user controlled value of Color Acceptable "000_%1" [CR] Response %1 "000 - 063" Unacceptable "?" [CR] 39/71

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LV-7575 Expand Serial Command Functional Specifications
39/71
9
．
Status Read Command
9.1
Format
1)
PC issues commands in format as below:
“CR_ COMMAND” [CR]
Command: String
2)
When projector receives the appropriate command, it returns the required data as a string.
“000_” %1 [CR]
%1: Required Data (String)
3)
When the received data cannot be decoded, the projector returns
“?” [CR]
9.2
Transfer Example
Get total dots of projector by Expand Serial Commands
PC
→
PJ: “CR_TDOTS” [CR]
PC
←
PJ: “000_1344” [CR]
9.3
Operation Condition
Basically it should be always operated.
9.4
Image Status Read Command
9.4.1
CR_BRIGHT Command
Command
“CR_BRIGHT” [CR]
Details
Get user controlled value of Brightness
Acceptable
“000_%1” [CR]
%1
“000 – 063”
Response
Unacceptable
“?” [CR]
9.4.2
CR_CONT Command
Command
“CR_CONT” [CR]
Details
Get user controlled value of Contrast
Acceptable
“000_%1” [CR]
%1
“000 – 063”
Response
Unacceptable
“?” [CR]
9.4.3
CR_COLOR Command
Command
“CR_COLOR” [CR]
Details
Get user controlled value of Color
Acceptable
“000_%1” [CR]
%1
“000 – 063”
Response
Unacceptable
“?” [CR]